Chart correction 17/21 — chart 103
103 (INT 103) 5Ed. 8/25/90 LAST NM 48/20 17/21 Delete Depth 84 meters, blue tint and enclosing dotted-line circle in vicinity 37°20′N 25°49′W Depth 243 meters and enclosing depth contour (1000-meter) in vicinity 37°59′N 24°41′W Substitute Depth 840 meters enclosed by depth contour (1000-meter) for 585 meters 37°52′N 24°35′W (41(36)06 Brest; UKHO ARCS 1950-0)
Source: NGA U.S. Notice to Mariners · edition: 5Ed. 8/25/90
Reference information — always verify against official Notices to Mariners before navigation.